In the early '90s, we discovered mutations that could double the normal life span of worms.

It was like stepping on to an escalator; I could do anything. I was just made for science.

The idea that ageing was subject to control was completely unexpected.

You would think that UV just causes mutations, but it doesn't, you need a gene to be active for it.

Life's too short to not be around nice people.

I eat some fruit every day, but not too much and almost no processed food. I stay away from sweets, except 80 per cent chocolate.

In principle, if you understood the mechanisms of keeping things repaired, you could keep things going indefinitely.

Imagine that: If you could change one of the genes in an experiment, an aging gene, maybe you could slow down aging and extend lifespan.

I have always gotten a thrill, a kick, from learning new things.

Age is the single largest risk factor for an enormous number of diseases. So if you can essentially postpone aging, then you can have beneficial effects on a whole wide range of disease.

Maybe one day we will be able to take a pill that keeps us young and healthy much longer. I believe in my heart that this will happen.

Hope. It is the quintessential human delusion, simultaneously the source of your greatest strength, and greatest weakness.

I decided that maybe we left each other alone too much. Leaving each other alone was killing us.

Honesty is always good, except when it's better to lie.

The families of Aboriginals who have died in custody in NSW will suffer again because of these white lies.

If the United States doesn't lead then evil triumphs

The affirmation of one's own life, happiness, growth and freedom, is rooted in one's capacity to love.

The warrior of the light has a destiny to fulfill.

Love is a grave mental illness.

I would worry if people always associated me with Larry Sokolov.

Illusions are crucial to the maintenance of life functions.